Home / 8,553.47-12,823.65-5,772.33

Finding the Fourth Proportional to 8,553.47, 12,823.65 and 5,772.33

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Solution

The fourth proportional to 8,553.47, 12,823.65 and 5,772.33 is: 8,654.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,553.47 : 12,823.65 = 5,772.33 : x
  2. Step 2: Convert to fraction form
    8,553.47/12,823.65 = 5,772.33/x
  3. Step 3: Cross multiply
    8,553.47x = 12,823.65 × 5,772.33
  4. Step 4: Simplify right side
    8,553.47x = 74,022,339.60
  5. Step 5: Solve for x
    x = 74,022,339.60/8,553.47
  6. Step 6: Final answer
    x = 8,654.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.